Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38484347.eb38556700.59065.64805841435_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.355 5.115/6.101 5.596 ± 0.5698
ea02 1342 1342/1342 1342 ± 0.00003519 5.694 5.181/6.319 5.798 ± 0.6473
ea04 1342 1342/1342 1342 ± 0.00000662 5.181 5.028/5.915 5.434 ± 0.5788
ea05 1342 1342/1342 1342 ± 0 5.534 5.185/6.459 5.816 ± 0.6493
ea06 1342 1342/1342 1342 ± 0.000004351 3.007 2.712/3.351 3.063 ± 0.3887
ea07 1342 1342/1342 1342 ± 0 5.591 5.464/5.655 5.607 ± 0.2201
ea08 1342 1342/1342 1342 ± 0.00003558 6.039 5.628/6.858 6.16 ± 0.7402
ea09 1342 1342/1342 1342 ± 0 5.258 4.962/6.029 5.449 ± 0.5602
ea10 1342 1342/1342 1342 ± 0.00004266 5.547 5.247/6.51 5.749 ± 0.7049
ea11 1342 1342/1342 1342 ± 0.00003428 5.87 5.376/6.492 5.855 ± 0.749
ea12 1342 1342/1342 1342 ± 0 5.61 5.463/6.543 5.875 ± 0.7303
ea13 1342 1342/1342 1342 ± 0.000001874 5.611 5.398/6.084 5.823 ± 0.5544
ea14 1342 1342/1342 1342 ± 0.000005581 5.661 5.241/6.575 5.861 ± 0.7488
ea15 1342 1342/1342 1342 ± 0 5.394 5.16/6.257 5.684 ± 0.6912
ea16 1342 1342/1342 1342 ± 0 4.895 4.594/5.41 5.016 ± 0.4799
ea17 1342 1342/1342 1342 ± 0.00004237 5.909 5.287/6.698 5.993 ± 0.7586
ea18 1342 1342/1342 1342 ± 0.00002382 4.967 4.814/5.711 5.155 ± 0.5766
ea19 1342 1342/1342 1342 ± 0 6.595 5.995/6.927 6.387 ± 0.7704
ea20 1342 1342/1342 1342 ± 0.000005037 6.045 5.722/6.915 6.208 ± 0.8179
ea21 1342 1342/1342 1342 ± 0 5.746 5.192/6.372 5.831 ± 0.6596
ea22 1342 1342/1342 1342 ± 0.00002164 5.334 5.1/6.148 5.54 ± 0.6074
ea23 1342 1342/1342 1342 ± 0.00003506 5.746 5.304/6.507 5.885 ± 0.7861
ea25 1342 1342/1342 1342 ± 0.00004121 5.176 4.31/5.349 4.877 ± 0.6608
ea26 1342 1342/1342 1342 ± 0.000005896 5.536 5.406/6.522 5.891 ± 0.6754
ea27 1342 1342/1342 1342 ± 0.00004266 5.546 5.148/6.466 5.727 ± 0.6904
ea28 1342 1342/1342 1342 ± 0.00004933 6.376 5.889/6.804 6.159 ± 0.7858
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.0000246 5.134 4.967/5.323 5.035 ± 0.627
5 1342 1342/1342 1342 ± 0.00002464 5.27 5.124/5.515 5.185 ± 0.5987
6 1342 1342/1342 1342 ± 0.0000246 5.302 5.138/5.401 5.174 ± 0.5677
7 1342 1342/1342 1342 ± 0.0000246 5.389 5.134/5.476 5.241 ± 0.5622
8 1342 1342/1342 1342 ± 0.0000246 5.272 5.035/5.623 5.236 ± 0.6031
9 1342 1342/1342 1342 ± 0.0000246 5.62 5.201/5.826 5.458 ± 0.636
10 1342 1342/1342 1342 ± 0.00002444 6.071 5.757/6.179 5.854 ± 0.6637
11 1342 1342/1342 1342 ± 0.00002428 6.315 5.926/6.446 6.075 ± 0.7119
12 1342 1342/1342 1342 ± 0.00002412 6.49 6.066/6.55 6.187 ± 0.7487
13 1342 1342/1342 1342 ± 0.00002412 6.784 6.394/7.022 6.547 ± 0.7728
14 1342 1342/1342 1342 ± 0.00002428 6.937 6.607/7.13 6.733 ± 0.6896
15 1342 1342/1342 1342 ± 0.00002447 6.458 6.149/6.682 6.308 ± 0.5981
16 1342 1342/1342 1342 ± 0.00005917 4.799 4.617/5.096 4.797 ± 0.4328
17 1342 1342/1342 1342 ± 0.00005777 4.921 4.759/5.215 4.886 ± 0.5142
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38484347.eb38556700.59065.64805841435_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2025-02-06 23:21:15.633
End
2025-02-06 23:43:32.115
Duration
0:22:16.482
Note, WebLog generation is not included in the time.

CASA logs for stage 8